Variables | n=55 |
Male sex n (%) | 28 (51) |
Age years | 67±8 |
FEV1 %pred | 55 (38–62) |
GOLD 1/2/3/4 n (%) | 1 (2) / 34 (62) /11 (20) / 9 (16) |
mMRC 0/1/2/3/4 n (%) | 6 (11) / 11 (20) / 9 (16) / 23 (42) / 6 (11) |
HADS anxiety score | 5 (1.5–7) |
HADS depression score | 3 (1–6) |
BMI kg·m−2 | 26±5 |
FFMI kg·m−2 | 19.8±2.2 |
FMI kg·m−2 | 6.2±3.8 |
6MWT m | 473±75 |
Hypertension n (%) | 28 (51) |
Diabetes n (%) | 12 (22) |
Heart disease n (%) | 9 (16) |
Sleep characteristics | |
TIB h | 8.1±1.3 |
TST h | 5.5±1.3 |
Sleep efficiency % | 69±13 |
Sleeping bouts n | 6.9 (5.9–8.2) |
Sleeping bouts duration min | 50 (39–67) |
WASO min | 138±63 |
PADL characteristics | |
Awake time h | 14.8±1.8 |
Time spent in SB min (%Tawake) | 537±151 (61±18) |
Time spent in LIPA min (%Tawake) | 291±143 (32±14) |
Time spent in MVPA min (%Tawake) | 37 (10–94) (5 (1–11)) |
Steps·day−1 n | 7118±4081 |
Total energy expenditure·day−1 kcal | 1540 (1253–1725) |
Average MET·day−1 | 1.6±0.3 |
Data are presented as mean±sd or median (interquartile range) according to the normality in data distribution, unless otherwise indicated. FEV1: forced expiratory volume in 1 s; GOLD: Global Initiative for Chronic Obstructive Lung Disease; mMRC: modified Medical Research Council; HADS: Hospital Anxiety and Depression Scale; BMI: body mass index; FFMI: fat-free mass index; FMI: fat mass index; 6MWT: 6-min walking test; TIB: total time in bed; TST: total sleep time; WASO: wake-after-sleep onset; PADL: physical activity in daily life; SB: sedentary behaviour; LIPA: light intensity physical activity; MVPA: moderate-to-vigorous physical activity; Tawake: time spent awake; MET: metabolic equivalents of task.